User manual YAMAHA RX-900U

[. . . ] Retain this Owner's Manual in a safe place for future reference. WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. SAFETY INSTRUCTIONS 1 2 3 4 5 Read Instructions ­ All the safety and operating instructions should be read before the unit is operated. Retain Instructions ­ The safety and operating instructions should be retained for future reference. Heed Warnings ­ All warnings on the unit and in the operating instructions should be adhered to. Follow Instructions ­ All operating and other instructions should be followed. [. . . ] Outdoor FM antenna Indoor FM antenna (included) Outdoor AM antenna 75-ohm/300-ohm antenna adapter 75-ohm coaxial cable AM loop antenna (included) 75 UNBAL. FM ANT GND AM ANT 75-ohm/300-ohm antenna adapter 300-ohm feeder (U. S. A. model) Ground Connecting the AM loop antenna 1 2 3 Orient so that the best reception is obtained. * The AM loop antenna should be placed apart from the main unit. * The AM loop antenna should be kept connected, even if an outdoor AM antenna is connected to this unit. GND terminal For maximum safety and minimum interference, connect the GND terminal to a good earth ground, which is a metal stake driven into moist earth. Notes q When connecting the indoor FM antenna, insert its connector into the FM ANT terminal firmly. q If you need an outdoor FM antenna to improve FM reception quality, either 300-ohm feeder or coaxial cable may be used. In locations troubled by electrical interference, a coaxial cable is preferable. 11 CONTROLS AND THEIR FUNCTIONS FRONT PANEL 1 2 3 4 5 NATURAL SOUND AV RECEIVER VOLUME l6 TAPE/MD MONITOR VCR VIDEO 28 20 l2 8 STANDBY/ON 40 4 TUNER A/B/C/D/E 1 2 3 4 5 6 7 8 PHONO CD 60 2 0 ­dB PHONES 2 3 4 l BASS 0 l 2 3 4 2 3 4 TREBLE 0 l l 2 3 4 5 5 BALANCE 0 l l 2 3 4 L5 2 3 4 5R FM/AM DOWN TUNING UP EFFECT CENTER MODE CENTER LEVEL REAR LEVEL MEMORY EDIT TUNING MODE PROGRAM 0 MAN'L/AUTO FM AUTO/MAN'L MONO l0 0 l0 5 5 6 7 8 9 0 A BC E G H DF I J 1 STANDBY/ON switch Press this switch to turn on the power to this unit. Press it again to turn this unit into the standby mode. Standby mode In this state, this unit consumes a very small quantity of power to receive infrared-signals from the remote control transmitter. 5 VOLUME control Used to raise or lower the volume level. 6 PHONES jack When you listen with headphones privately, connect the headphones to the PHONES jack and switch off the digital sound field processor (so that no DSP program name is illuminated on the display) by pressing the EFFECT button. You can listen to the sound to be output from the main speakers through headphones. PHONES 2 Remote control sensor Receives signals from the remote control transmitter. 3 Display panel Shows various information. (For details, refer to page 15. ) 4 Input selector buttons Select a program source to listen to or watch. When a button is pressed, the name of the selected source appears on the display. 12 English 7 A/B/C/D/E button Press this button to select a desired group (A­E) of preset stations. A/B/C/D/E: Selects the group (A ­ E) of preset station numbers. 2 TEST key Used for speaker balance adjustment. (For details, refer to page 16­17. ) 1 CD player keys Control compact disc player. * DISC SKIP is applicable only to compact disc changer. 2 Tape deck keys Control tape deck. * DIR A, DIR B and A/B are applicable only to double cassette tape deck. * For a single cassette deck with automatic reverse function, pressing DIR A will reverse the direction of tape running. 14 English DISPLAY PANEL 1 2 3 4 PRESET ms AM FM MHz TAPE VCR MONITOR STEREO 0 20 kHz l00 PRO LOGIC 3 STEREO HALL ROCK MEMORY AUTO TUNING SLEEP NORMWIDEPHANTOM TEST 5 6 7 8 9 0 1 Multi-information display Displays various information, for example station frequency, preset station number and name of selected input source. 6 AUTO TUNING indicator Lights up when this unit is in the automatic tuning mode. 2 STEREO indicator Lights up when an FM stereo broadcast with sufficient signal strength is received. 7 TAPE MONITOR indicator Lights up when the tape deck (or MD recorder etc. ) is selected as the input source by pressing the TAPE/MD MONITOR button. 3 Signal-level meter Indicates the signal level of the received station. If multipath interference is detected, the indication decreases. 8 SLEEP indicator Lights up while the built-in SLEEP timer is functioning. 4 DSP program indicators The name of a selected DSP program lights up when the builtin digital sound field processor and/or the Dolby Pro Logic Surround decoder is on. 9 Center channel mode indicators The name of a selected center channel mode lights up only when a program which uses the Dolby Pro Logic Surround decoder is selected. 5 MEMORY indicator When the MEMORY button is pressed, this indicator flashes for about 5 seconds. While this indicator is flashing, the displayed station can be programmed to the memory by using the A/B/C/D/E button and the preset station number selector buttons. 0 TEST indicator Flashes when the built-in test tone generator is functioning (when the test-tone is output from speakers). 15 SPEAKER BALANCE ADJUSTMENT This procedure lets you adjust the sound output level balance between the main, center, and rear speakers using the built-in test tone generator. When this adjustment is made, the sound output level heard at the listening position will be the same from each speaker. This is important for the best performance of the digital sound field processor and the Dolby Pro Logic Surround decoder. 2 NATURAL SOUND AV RECEIVER TAPE/MD MONITOR VCR VIDEO 28 1 DISC SKIP PHONO VOLUME l6 20 l2 SKIP CD 8 -- PRESET 4 + A/B/C/D/E TUNER STANDBY/ON 40 TUNER A/B/C/D/E 1 2 3 4 5 6 7 8 PHONO CD 60 2 DIR A DIR B TAPE 0 ­dB PHONES 2 3 4 BASS 0 l l 2 3 4 5 5 2 3 4 TREBLE 0 l l 2 3 4 5 5 BALANCE 0 l l 2 3 4 L5 2 3 4 5R FM/AM DOWN TUNING UP EFFECT CENTER MODE CENTER LEVEL REAR LEVEL MEMORY EDIT TUNING MODE PROGRAM 0 MAN'L/AUTO FM AUTO/MAN'L MONO l0 0 l0 4 REC/PAUSE A/B VIDEO VCR TEST -- DELAY TIME + 3 5 PRO LOGIC 3 STEREO DSP SUR. HALL ROCK EFFECT POWER SLEEP -- VOLUME + 1 20 28 40 VOLUME l6 l2 5 8 4 Select the center channel output mode suitable for your speaker configuration. (Refer to "SPEAKER CONFIGURATION" on page 7. ) 60 2 CENTER MODE NORM WIDE PHANTOM 0 ­dB Set to the "" position. 2 Turn the power on. STANDBY/ON On the feature of each mode, refer to the "Note" shown below. Note In step 5, when you select a center channel output mode, note the following. 3 2 3 4 l BASS 0 l 2 3 4 2 3 4 TREBLE 0 l l 2 3 4 5 5 BALANCE 0 l l 2 3 4 L5 2 3 4 5R 5 5 Set to the "0" position. For 5-speaker configuration) NORM: Select this mode when you use a center speaker that is smaller than the main speakers. [. . . ] Tighten the AM loop antenna connections and rotate it for best reception. AM There are continuous crackling and hissing noises. There are buzzing and whining noises (especially in the evening). Remote control transmitter No sound or no picture. There is distortion and clear reception cannot be obtained even with a good FM antenna. A desired station cannot be tuned in with the automatic tuning method. [. . . ]